| Lat / long: | 43.86524, -103.56 |
| Primary: | Mica, Feldspar |
| Ore: | Muscovite, Plagioclase |
| Gangue: | Quartz |
| Orebody form: | DIKE |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Granite |
| Associated rock: | Harney Peak Granite;Pegmatite |
| Associated type: | Pegmatite |
| Alteration processes: | Mica Is Air Stained And Clouded By Inclusions |
| MRDS | D004751 |
| DEP | 10010782 |
| Reference | {Deposit:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707}{Deposit:: ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18} |
| Reporter | Barari, Rachel A. |